[ 15.800050][ T336] ip (336) used greatest stack depth: 24560 bytes left [ 15.800065][ T336] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.800068][ T336] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 336, name: ip [ 15.800069][ T336] preempt_count: 2, expected: 0 [ 15.800070][ T336] RCU nest depth: 0, expected: 0 [ 15.800071][ T336] locks held by ip/336: 5, last CPU#2: [ 15.800073][ T336] #0: ffffffff8e2127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 15.800084][ T336] #1: ffffffff8e379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.800090][ T336] #2: ffffffff8e379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.800093][ T336] #3: ffffffff8e299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.800097][ T336] #4: ffffffff8e299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.800101][ T336] irq event stamp: 39992 [ 15.800101][ T336] hardirqs last enabled at (39991): [] __down_trylock_console_sem+0x86/0xa0 [ 15.800104][ T336] hardirqs last disabled at (39992): [] console_emit_next_record+0x3d4/0x4c0 [ 15.800106][ T336] softirqs last enabled at (39546): [] handle_softirqs+0x67c/0x900 [ 15.800108][ T336] softirqs last disabled at (39541): [] __irq_exit_rcu+0x145/0x1c0 [ 15.800110][ T336] Preemption disabled at: [ 15.800111][ T336] [<0000000000000000>] 0x0 [ 15.800117][ T336] CPU: 2 UID: 0 PID: 336 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.800121][ T336] Tainted: [W]=WARN [ 15.800122][ T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.800124][ T336] Call Trace: [ 15.800125][ T336] [ 15.800126][ T336] dump_stack_lvl+0x6f/0xa0 [ 15.800133][ T336] __might_resched.cold+0x1fe/0x2c1 [ 15.800138][ T336] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.800142][ T336] ? __kmalloc_noprof+0xdb/0x760 [ 15.800147][ T336] __kmalloc_noprof+0x443/0x760 [ 15.800149][ T336] ? alloc_buf.isra.0+0x4b/0x260 [ 15.800155][ T336] ? do_raw_spin_unlock+0x59/0x250 [ 15.800158][ T336] alloc_buf.isra.0+0x4b/0x260 [ 15.800161][ T336] put_chars+0x1e1/0x2f0 [ 15.800164][ T336] ? __send_to_port+0x420/0x420 [ 15.800165][ T336] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.800170][ T336] ? validate_chain+0x38b/0xc20 [ 15.800175][ T336] hvc_console_print+0x292/0x780 [ 15.800182][ T336] ? hvc_write+0x3a0/0x3a0 [ 15.800184][ T336] ? rcu_is_watching+0x16/0xd0 [ 15.800186][ T336] ? lock_acquire+0x13c/0x160 [ 15.800190][ T336] console_emit_next_record+0x22f/0x4c0 [ 15.800194][ T336] ? devkmsg_read+0x4b0/0x4b0 [ 15.800196][ T336] ? console_flush_one_record+0x106/0x710 [ 15.800199][ T336] ? rcu_is_watching+0x16/0xd0 [ 15.800201][ T336] ? lock_acquire+0x13c/0x160 [ 15.800205][ T336] console_flush_one_record+0x46f/0x710 [ 15.800209][ T336] ? console_emit_next_record+0x4c0/0x4c0 [ 15.800211][ T336] ? __lock_acquire+0x518/0xc20 [ 15.800216][ T336] console_unlock+0xee/0x1f0 [ 15.800219][ T336] ? console_flush_one_record+0x710/0x710 [ 15.800220][ T336] ? rcu_is_watching+0x16/0xd0 [ 15.800223][ T336] ? lock_acquire+0x60/0x160 [ 15.800226][ T336] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.800228][ T336] ? vprintk_emit+0x320/0x3e0 [ 15.800231][ T336] vprintk_emit+0x37c/0x3e0 [ 15.800235][ T336] ? wake_up_klogd_work_func+0x90/0x90 [ 15.800238][ T336] ? __lock_acquire+0x518/0xc20 [ 15.800242][ T336] _printk+0xc7/0x100 [ 15.800245][ T336] ? snapshot_read.cold+0x21/0x21 [ 15.800248][ T336] ? do_raw_spin_lock+0x131/0x280 [ 15.800251][ T336] ? __rwlock_init+0x150/0x150 [ 15.800254][ T336] ? do_raw_spin_lock+0x131/0x280 [ 15.800257][ T336] do_exit.cold+0x82/0x9c [ 15.800261][ T336] ? exit_notify+0x890/0x890 [ 15.800262][ T336] ? __lock_release.isra.0+0x69/0x1a0 [ 15.800265][ T336] ? rcu_is_watching+0x16/0xd0 [ 15.800269][ T336] do_group_exit+0xb8/0x370 [ 15.800272][ T336] __x64_sys_exit_group+0x3c/0x50 [ 15.800273][ T336] x64_sys_call+0x1567/0x1570 [ 15.800276][ T336] do_syscall_64+0xff/0x530 [ 15.800280][ T336] ? exc_page_fault+0xee/0x100 [ 15.800282][ T336] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.800284][ T336] RIP: 0033:0x7fe74dc501b8 [ 15.800287][ T336] Code: Unable to access opcode bytes at 0x7fe74dc5018e. [ 15.800288][ T336] RSP: 002b:00007fff98a04368 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.800290][ T336] RAX: ffffffffffffffda RBX: 00007fe74dd80f88 RCX: 00007fe74dc501b8 [ 15.800291][ T336] RDX: 00007fe74d99afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.800292][ T336] RBP: 00007fff98a043c0 R08: 0000000000000000 R09: 0000000000000000 [ 15.800293][ T336] R10: 00007fff98a04180 R11: 0000000000000246 R12: 0000000000000001 [ 15.800293][ T336] R13: 0000000000000000 R14: 00007fe74dd7f680 R15: 00007fe74dd80fa0 [ 15.800300][ T336] [ 15.891319][ T339] ip (339) used greatest stack depth: 23952 bytes left [ 27.526294][ T663] iperf3 (663) used greatest stack depth: 23536 bytes left [ 27.526314][ T663] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.526317][ T663] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 663, name: iperf3 [ 27.526319][ T663] preempt_count: 2, expected: 0 [ 27.526319][ T663] RCU nest depth: 0, expected: 0 [ 27.526320][ T663] locks held by iperf3/663: 5, last CPU#3: [ 27.526322][ T663] #0: ffffffff8e2127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 27.526333][ T663] #1: ffffffff8e379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 27.526339][ T663] #2: ffffffff8e379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 27.526343][ T663] #3: ffffffff8e299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 27.526347][ T663] #4: ffffffff8e299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 27.526351][ T663] irq event stamp: 7715542 [ 27.526351][ T663] hardirqs last enabled at (7715541): [] __down_trylock_console_sem+0x86/0xa0 [ 27.526354][ T663] hardirqs last disabled at (7715542): [] console_emit_next_record+0x3d4/0x4c0 [ 27.526356][ T663] softirqs last enabled at (7715112): [] fpu__clear_user_states+0x104/0x290 [ 27.526362][ T663] softirqs last disabled at (7715110): [] fpu__clear_user_states+0x6d/0x290 [ 27.526364][ T663] Preemption disabled at: [ 27.526365][ T663] [<0000000000000000>] 0x0 [ 27.526372][ T663] CPU: 3 UID: 0 PID: 663 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.526376][ T663] Tainted: [W]=WARN [ 27.526377][ T663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.526378][ T663] Call Trace: [ 27.526380][ T663] [ 27.526382][ T663] dump_stack_lvl+0x6f/0xa0 [ 27.526387][ T663] __might_resched.cold+0x1fe/0x2c1 [ 27.526392][ T663] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.526396][ T663] ? __kmalloc_noprof+0xdb/0x760 [ 27.526401][ T663] __kmalloc_noprof+0x443/0x760 [ 27.526403][ T663] ? alloc_buf.isra.0+0x4b/0x260 [ 27.526409][ T663] ? do_raw_spin_unlock+0x59/0x250 [ 27.526412][ T663] alloc_buf.isra.0+0x4b/0x260 [ 27.526415][ T663] put_chars+0x1e1/0x2f0 [ 27.526417][ T663] ? prb_final_commit+0x50/0x50 [ 27.526419][ T663] ? __send_to_port+0x420/0x420 [ 27.526422][ T663] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.526427][ T663] ? rcu_read_lock_any_held+0x3c/0x90 [ 27.526429][ T663] ? validate_chain+0x38b/0xc20 [ 27.526433][ T663] hvc_console_print+0x292/0x780 [ 27.526436][ T663] ? mark_usage+0x61/0x170 [ 27.526438][ T663] ? __lock_acquire+0x518/0xc20 [ 27.526439][ T663] ? __lock_acquire+0x518/0xc20 [ 27.526443][ T663] ? hvc_write+0x3a0/0x3a0 [ 27.526445][ T663] ? console_emit_next_record+0x1df/0x4c0 [ 27.526448][ T663] ? rcu_is_watching+0x16/0xd0 [ 27.526451][ T663] ? lock_acquire+0x13c/0x160 [ 27.526455][ T663] console_emit_next_record+0x22f/0x4c0 [ 27.526458][ T663] ? devkmsg_read+0x4b0/0x4b0 [ 27.526460][ T663] ? console_flush_one_record+0x106/0x710 [ 27.526463][ T663] ? rcu_is_watching+0x16/0xd0 [ 27.526466][ T663] ? lock_acquire+0x13c/0x160 [ 27.526469][ T663] console_flush_one_record+0x46f/0x710 [ 27.526473][ T663] ? console_emit_next_record+0x4c0/0x4c0 [ 27.526475][ T663] ? __lock_acquire+0x518/0xc20 [ 27.526480][ T663] console_unlock+0xee/0x1f0 [ 27.526483][ T663] ? console_flush_one_record+0x710/0x710 [ 27.526485][ T663] ? rcu_is_watching+0x16/0xd0 [ 27.526487][ T663] ? lock_acquire+0x60/0x160 [ 27.526490][ T663] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.526492][ T663] ? vprintk_emit+0x320/0x3e0 [ 27.526495][ T663] vprintk_emit+0x37c/0x3e0 [ 27.526499][ T663] ? wake_up_klogd_work_func+0x90/0x90 [ 27.526502][ T663] ? __lock_acquire+0x518/0xc20 [ 27.526506][ T663] _printk+0xc7/0x100 [ 27.526510][ T663] ? snapshot_read.cold+0x21/0x21 [ 27.526512][ T663] ? do_raw_spin_lock+0x131/0x280 [ 27.526515][ T663] ? __rwlock_init+0x150/0x150 [ 27.526519][ T663] ? do_raw_spin_lock+0x131/0x280 [ 27.526521][ T663] do_exit.cold+0x82/0x9c [ 27.526525][ T663] ? exit_notify+0x890/0x890 [ 27.526530][ T663] __x64_sys_exit+0x42/0x50 [ 27.526532][ T663] x64_sys_call+0x156c/0x1570 [ 27.526534][ T663] do_syscall_64+0xff/0x530 [ 27.526542][ T663] ? exc_page_fault+0xee/0x100 [ 27.526545][ T663] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.526547][ T663] RIP: 0033:0x7fdb440aac49 [ 27.526549][ T663] Code: Unable to access opcode bytes at 0x7fdb440aac1f. [ 27.526550][ T663] RSP: 002b:00007fdb43869e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 27.526552][ T663] RAX: ffffffffffffffda RBX: 00007fdb4386a6c0 RCX: 00007fdb440aac49 [ 27.526554][ T663] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 27.526555][ T663] RBP: 00007fdb43869f70 R08: 0000000000000001 R09: 00007fdb4386a6c0 [ 27.526555][ T663] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fdb4306a000 [ 27.526556][ T663] R13: 00007ffda438e550 R14: 0000000000000002 R15: 00007ffda438e657 [ 27.526563][ T663] [ 29.589075][ T757] tun0: deleting peer with id 1, reason 1 [ 29.589185][ T757] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.589187][ T757] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 757, name: ovpn-cli [ 29.589189][ T757] preempt_count: 202, expected: 0 [ 29.589190][ T757] RCU nest depth: 0, expected: 0 [ 29.589191][ T757] locks held by ovpn-cli/757: 6, last CPU#2: [ 29.589193][ T757] #0: ffffffff8eb44ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 29.589204][ T757] #1: ff110000089c4e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 29.589212][ T757] #2: ffffffff8e379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 29.589218][ T757] #3: ffffffff8e379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 29.589222][ T757] #4: ffffffff8e299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 29.589225][ T757] #5: ffffffff8e299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 29.589229][ T757] irq event stamp: 39657 [ 29.589230][ T757] hardirqs last enabled at (39656): [] __down_trylock_console_sem+0x86/0xa0 [ 29.589232][ T757] hardirqs last disabled at (39657): [] console_emit_next_record+0x3d4/0x4c0 [ 29.589234][ T757] softirqs last enabled at (39624): [] __alloc_skb+0x4c2/0x5f0 [ 29.589238][ T757] softirqs last disabled at (39652): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 29.589241][ T757] Preemption disabled at: [ 29.589242][ T757] [<0000000000000000>] 0x0 [ 29.589249][ T757] CPU: 2 UID: 0 PID: 757 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.589253][ T757] Tainted: [W]=WARN [ 29.589254][ T757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.589255][ T757] Call Trace: [ 29.589257][ T757] [ 29.589259][ T757] dump_stack_lvl+0x6f/0xa0 [ 29.589265][ T757] __might_resched.cold+0x1fe/0x2c1 [ 29.589269][ T757] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.589273][ T757] ? __kmalloc_noprof+0xdb/0x760 [ 29.589278][ T757] __kmalloc_noprof+0x443/0x760 [ 29.589281][ T757] ? alloc_buf.isra.0+0x4b/0x260 [ 29.589286][ T757] ? do_raw_spin_unlock+0x59/0x250 [ 29.589289][ T757] alloc_buf.isra.0+0x4b/0x260 [ 29.589292][ T757] put_chars+0x1e1/0x2f0 [ 29.589295][ T757] ? __send_to_port+0x420/0x420 [ 29.589297][ T757] ? check_prev_add+0x316/0xe90 [ 29.589301][ T757] ? validate_chain+0x34a/0xc20 [ 29.589304][ T757] hvc_console_print+0x292/0x780 [ 29.589307][ T757] ? mark_usage+0x61/0x170 [ 29.589309][ T757] ? __lock_acquire+0x518/0xc20 [ 29.589311][ T757] ? __lock_acquire+0x518/0xc20 [ 29.589315][ T757] ? hvc_write+0x3a0/0x3a0 [ 29.589316][ T757] ? lock_acquire.part.0+0xd4/0x280 [ 29.589320][ T757] ? lock_acquire+0x13c/0x160 [ 29.589324][ T757] console_emit_next_record+0x22f/0x4c0 [ 29.589327][ T757] ? devkmsg_read+0x4b0/0x4b0 [ 29.589329][ T757] ? console_flush_one_record+0x106/0x710 [ 29.589332][ T757] ? rcu_is_watching+0x16/0xd0 [ 29.589336][ T757] ? lock_acquire+0x13c/0x160 [ 29.589340][ T757] console_flush_one_record+0x46f/0x710 [ 29.589344][ T757] ? console_emit_next_record+0x4c0/0x4c0 [ 29.589346][ T757] ? __lock_acquire+0x518/0xc20 [ 29.589351][ T757] console_unlock+0xee/0x1f0 [ 29.589354][ T757] ? console_flush_one_record+0x710/0x710 [ 29.589355][ T757] ? rcu_is_watching+0x16/0xd0 [ 29.589360][ T757] ? lock_acquire+0x60/0x160 [ 29.589363][ T757] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.589365][ T757] ? vprintk_emit+0x320/0x3e0 [ 29.589368][ T757] vprintk_emit+0x37c/0x3e0 [ 29.589372][ T757] ? wake_up_klogd_work_func+0x90/0x90 [ 29.589374][ T757] ? kernel_text_address+0x149/0x170 [ 29.589377][ T757] ? __kernel_text_address+0x12/0x30 [ 29.589378][ T757] ? write_profile+0xf0/0xf0 [ 29.589381][ T757] ? unwind_get_return_address+0x67/0xd0 [ 29.589386][ T757] _printk+0xc7/0x100 [ 29.589389][ T757] ? snapshot_read.cold+0x21/0x21 [ 29.589393][ T757] ? mark_usage+0x61/0x170 [ 29.589394][ T757] ? netdev_name+0x43/0x60 [ 29.589397][ T757] ? __netdev_printk+0x17f/0x1d0 [ 29.589401][ T757] netdev_info+0xe2/0x116 [ 29.589403][ T757] ? netdev_notice+0x120/0x120 [ 29.589404][ T757] ? find_held_lock+0x2b/0x80 [ 29.589407][ T757] ? mark_usage+0x61/0x170 [ 29.589409][ T757] ? __lock_acquire+0x518/0xc20 [ 29.589415][ T757] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 29.589420][ T757] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 29.589424][ T757] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 29.589429][ T757] ovpn_peer_remove+0x394/0x640 [ovpn] [ 29.589433][ T757] ? do_raw_spin_lock+0x131/0x280 [ 29.589435][ T757] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 29.589442][ T757] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 29.589446][ T757] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 29.589452][ T757] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 29.589455][ T757] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 29.589459][ T757] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 29.589462][ T757] ? ref_tracker_alloc+0x28d/0x430 [ 29.589472][ T757] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 29.589476][ T757] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 29.589482][ T757] genl_family_rcv_msg_doit+0x206/0x300 [ 29.589485][ T757] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 29.589487][ T757] ? __lock_release.isra.0+0x69/0x1a0 [ 29.589493][ T757] ? rcu_is_watching+0x16/0xd0 [ 29.589495][ T757] ? cap_capable+0x1d7/0x3d0 [ 29.589499][ T757] ? write_profile+0xf0/0xf0 [ 29.589500][ T757] ? unwind_get_return_address+0x67/0xd0 [ 29.589504][ T757] genl_family_rcv_msg+0x3a4/0x640 [ 29.589507][ T757] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 29.589510][ T757] ? rcu_read_lock_any_held+0x3c/0x90 [ 29.589512][ T757] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 29.589514][ T757] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 29.589517][ T757] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 29.589520][ T757] ? __lock_acquire+0x518/0xc20 [ 29.589525][ T757] genl_rcv_msg+0xbb/0x160 [ 29.589529][ T757] netlink_rcv_skb+0x14e/0x3a0 [ 29.589531][ T757] ? genl_family_rcv_msg+0x640/0x640 [ 29.589534][ T757] ? netlink_ack+0xcf0/0xcf0 [ 29.589541][ T757] ? netlink_deliver_tap+0xc5/0x330 [ 29.589543][ T757] ? netlink_deliver_tap+0x13c/0x330 [ 29.589547][ T757] genl_rcv+0x28/0x40 [ 29.589549][ T757] netlink_unicast+0x486/0x750 [ 29.589553][ T757] ? netlink_attachskb+0x810/0x810 [ 29.589556][ T757] ? __lock_acquire+0x518/0xc20 [ 29.589560][ T757] netlink_sendmsg+0x735/0xc60 [ 29.589564][ T757] ? netlink_unicast+0x750/0x750 [ 29.589568][ T757] ? __might_fault+0x97/0x140 [ 29.589574][ T757] ____sys_sendmsg+0x415/0x880 [ 29.589577][ T757] ? copy_msghdr_from_user+0x279/0x420 [ 29.589580][ T757] ? get_timestamp.constprop.0+0x390/0x390 [ 29.589581][ T757] ? move_addr_to_kernel+0x40/0x40 [ 29.589589][ T757] ___sys_sendmsg+0x14e/0x1d0 [ 29.589591][ T757] ? copy_msghdr_from_user+0x420/0x420 [ 29.589593][ T757] ? kfree+0x22/0x590 [ 29.589608][ T757] __sys_sendmsg+0x12c/0x1d0 [ 29.589611][ T757] ? __sys_sendmsg_sock+0x20/0x20 [ 29.589617][ T757] ? rcu_is_watching+0x16/0xd0 [ 29.589619][ T757] ? rcu_is_watching+0x16/0xd0 [ 29.589623][ T757] do_syscall_64+0xff/0x530 [ 29.589626][ T757] ? exc_page_fault+0xee/0x100 [ 29.589628][ T757] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.589630][ T757] RIP: 0033:0x7f5d7cdaf54e [ 29.589633][ T757] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 29.589634][ T757] RSP: 002b:00007ffcacff75f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.589637][ T757] RAX: ffffffffffffffda RBX: 000000000e860130 RCX: 00007f5d7cdaf54e [ 29.589638][ T757] RDX: 0000000000000000 RSI: 00007ffcacff7690 RDI: 0000000000000005 [ 29.589639][ T757] RBP: 00007ffcacff7600 R08: 0000000000000000 R09: 0000000000000000 [ 29.589640][ T757] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000e860200 [ 29.589641][ T757] R13: 00007ffcacff7690 R14: 000000000e861260 R15: 000000000040bda8 [ 29.589647][ T757] [ 29.646126][ T757] ovpn-cli (757) used greatest stack depth: 23528 bytes left [ 29.714857][ T761] tun1: deleting peer with id 1, reason 1 [ 32.599176][ T809] tun0: deleting peer with id 2, reason 1 [ 32.599196][ T809] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 32.599198][ T809] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 809, name: ovpn-cli [ 32.599200][ T809] preempt_count: 202, expected: 0 [ 32.599201][ T809] RCU nest depth: 0, expected: 0 [ 32.599202][ T809] locks held by ovpn-cli/809: 6, last CPU#0: [ 32.599204][ T809] #0: ffffffff8eb44ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 32.599215][ T809] #1: ff110000089c4e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 32.599223][ T809] #2: ffffffff8e379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 32.599229][ T809] #3: ffffffff8e379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 32.599233][ T809] #4: ffffffff8e299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 32.599236][ T809] #5: ffffffff8e299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 32.599240][ T809] irq event stamp: 30737 [ 32.599241][ T809] hardirqs last enabled at (30736): [] __down_trylock_console_sem+0x86/0xa0 [ 32.599244][ T809] hardirqs last disabled at (30737): [] console_emit_next_record+0x3d4/0x4c0 [ 32.599246][ T809] softirqs last enabled at (30704): [] __alloc_skb+0x4c2/0x5f0 [ 32.599249][ T809] softirqs last disabled at (30732): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 32.599252][ T809] Preemption disabled at: [ 32.599253][ T809] [<0000000000000000>] 0x0 [ 32.599261][ T809] CPU: 0 UID: 0 PID: 809 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 32.599264][ T809] Tainted: [W]=WARN [ 32.599265][ T809] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.599267][ T809] Call Trace: [ 32.599268][ T809] [ 32.599270][ T809] dump_stack_lvl+0x6f/0xa0 [ 32.599276][ T809] __might_resched.cold+0x1fe/0x2c1 [ 32.599281][ T809] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 32.599285][ T809] ? __kmalloc_noprof+0xdb/0x760 [ 32.599290][ T809] __kmalloc_noprof+0x443/0x760 [ 32.599292][ T809] ? alloc_buf.isra.0+0x4b/0x260 [ 32.599298][ T809] ? do_raw_spin_unlock+0x59/0x250 [ 32.599301][ T809] alloc_buf.isra.0+0x4b/0x260 [ 32.599304][ T809] put_chars+0x1e1/0x2f0 [ 32.599307][ T809] ? __send_to_port+0x420/0x420 [ 32.599309][ T809] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 32.599314][ T809] ? rcu_read_lock_any_held+0x3c/0x90 [ 32.599316][ T809] ? validate_chain+0x38b/0xc20 [ 32.599320][ T809] hvc_console_print+0x292/0x780 [ 32.599323][ T809] ? mark_usage+0x61/0x170 [ 32.599324][ T809] ? __lock_acquire+0x518/0xc20 [ 32.599326][ T809] ? __lock_acquire+0x518/0xc20 [ 32.599330][ T809] ? hvc_write+0x3a0/0x3a0 [ 32.599331][ T809] ? lock_acquire.part.0+0xd4/0x280 [ 32.599335][ T809] ? lock_acquire+0x13c/0x160 [ 32.599339][ T809] console_emit_next_record+0x22f/0x4c0 [ 32.599343][ T809] ? devkmsg_read+0x4b0/0x4b0 [ 32.599345][ T809] ? console_flush_one_record+0x106/0x710 [ 32.599348][ T809] ? rcu_is_watching+0x16/0xd0 [ 32.599350][ T809] ? lock_acquire+0x13c/0x160 [ 32.599354][ T809] console_flush_one_record+0x46f/0x710 [ 32.599361][ T809] ? console_emit_next_record+0x4c0/0x4c0 [ 32.599363][ T809] ? __lock_acquire+0x518/0xc20 [ 32.599368][ T809] console_unlock+0xee/0x1f0 [ 32.599371][ T809] ? console_flush_one_record+0x710/0x710 [ 32.599372][ T809] ? rcu_is_watching+0x16/0xd0 [ 32.599375][ T809] ? lock_acquire+0x60/0x160 [ 32.599378][ T809] ? __down_trylock_console_sem+0x5e/0xa0 [ 32.599380][ T809] ? vprintk_emit+0x320/0x3e0 [ 32.599383][ T809] vprintk_emit+0x37c/0x3e0 [ 32.599387][ T809] ? wake_up_klogd_work_func+0x90/0x90 [ 32.599389][ T809] ? kernel_text_address+0x149/0x170 [ 32.599391][ T809] ? __kernel_text_address+0x12/0x30 [ 32.599393][ T809] ? write_profile+0xf0/0xf0 [ 32.599395][ T809] ? unwind_get_return_address+0x67/0xd0 [ 32.599400][ T809] _printk+0xc7/0x100 [ 32.599403][ T809] ? snapshot_read.cold+0x21/0x21 [ 32.599407][ T809] ? mark_usage+0x61/0x170 [ 32.599409][ T809] ? netdev_name+0x43/0x60 [ 32.599412][ T809] ? __netdev_printk+0x17f/0x1d0 [ 32.599415][ T809] netdev_info+0xe2/0x116 [ 32.599418][ T809] ? netdev_notice+0x120/0x120 [ 32.599419][ T809] ? find_held_lock+0x2b/0x80 [ 32.599421][ T809] ? mark_usage+0x61/0x170 [ 32.599424][ T809] ? __lock_acquire+0x518/0xc20 [ 32.599430][ T809] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 32.599435][ T809] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 32.599438][ T809] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 32.599444][ T809] ovpn_peer_remove+0x394/0x640 [ovpn] [ 32.599448][ T809] ? do_raw_spin_lock+0x131/0x280 [ 32.599450][ T809] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 32.599456][ T809] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 32.599460][ T809] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 32.599466][ T809] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 32.599469][ T809] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 32.599473][ T809] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 32.599476][ T809] ? ref_tracker_alloc+0x28d/0x430 [ 32.599486][ T809] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 32.599491][ T809] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 32.599496][ T809] genl_family_rcv_msg_doit+0x206/0x300 [ 32.599500][ T809] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 32.599502][ T809] ? __lock_release.isra.0+0x69/0x1a0 [ 32.599507][ T809] ? rcu_is_watching+0x16/0xd0 [ 32.599509][ T809] ? cap_capable+0x1d7/0x3d0 [ 32.599513][ T809] ? write_profile+0xf0/0xf0 [ 32.599514][ T809] ? unwind_get_return_address+0x67/0xd0 [ 32.599518][ T809] genl_family_rcv_msg+0x3a4/0x640 [ 32.599521][ T809] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 32.599524][ T809] ? rcu_read_lock_any_held+0x3c/0x90 [ 32.599525][ T809] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 32.599528][ T809] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 32.599531][ T809] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 32.599534][ T809] ? __lock_acquire+0x518/0xc20 [ 32.599539][ T809] genl_rcv_msg+0xbb/0x160 [ 32.599542][ T809] netlink_rcv_skb+0x14e/0x3a0 [ 32.599544][ T809] ? genl_family_rcv_msg+0x640/0x640 [ 32.599548][ T809] ? netlink_ack+0xcf0/0xcf0 [ 32.599555][ T809] ? netlink_deliver_tap+0xc5/0x330 [ 32.599557][ T809] ? netlink_deliver_tap+0x13c/0x330 [ 32.599561][ T809] genl_rcv+0x28/0x40 [ 32.599563][ T809] netlink_unicast+0x486/0x750 [ 32.599567][ T809] ? netlink_attachskb+0x810/0x810 [ 32.599570][ T809] ? __lock_acquire+0x518/0xc20 [ 32.599574][ T809] netlink_sendmsg+0x735/0xc60 [ 32.599578][ T809] ? netlink_unicast+0x750/0x750 [ 32.599582][ T809] ? __might_fault+0x97/0x140 [ 32.599587][ T809] ____sys_sendmsg+0x415/0x880 [ 32.599591][ T809] ? copy_msghdr_from_user+0x279/0x420 [ 32.599593][ T809] ? get_timestamp.constprop.0+0x390/0x390 [ 32.599595][ T809] ? move_addr_to_kernel+0x40/0x40 [ 32.599602][ T809] ___sys_sendmsg+0x14e/0x1d0 [ 32.599605][ T809] ? copy_msghdr_from_user+0x420/0x420 [ 32.599607][ T809] ? kfree+0x22/0x590 [ 32.599622][ T809] __sys_sendmsg+0x12c/0x1d0 [ 32.599625][ T809] ? __sys_sendmsg_sock+0x20/0x20 [ 32.599630][ T809] ? rcu_is_watching+0x16/0xd0 [ 32.599633][ T809] ? rcu_is_watching+0x16/0xd0 [ 32.599636][ T809] do_syscall_64+0xff/0x530 [ 32.599639][ T809] ? exc_page_fault+0xee/0x100 [ 32.599642][ T809] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 32.599644][ T809] RIP: 0033:0x7ffb0cd8154e [ 32.599646][ T809] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 32.599648][ T809] RSP: 002b:00007ffce2962ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.599651][ T809] RAX: ffffffffffffffda RBX: 0000000008fe9130 RCX: 00007ffb0cd8154e [ 32.599652][ T809] RDX: 0000000000000000 RSI: 00007ffce2962b50 RDI: 0000000000000005 [ 32.599653][ T809] RBP: 00007ffce2962ac0 R08: 0000000000000000 R09: 0000000000000000 [ 32.599654][ T809] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000008fe9200 [ 32.599655][ T809] R13: 00007ffce2962b50 R14: 0000000008fea260 R15: 000000000040bda8 [ 32.599662][ T809] [ 32.725055][ T813] tun2: deleting peer with id 2, reason 1 [ 38.701550][ T10] tun0: deleting peer with id 4, reason 2 [ 38.701610][ T10] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 38.701612][ T10] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 10, name: kworker/0:1 [ 38.701614][ T10] preempt_count: 202, expected: 0 [ 38.701615][ T10] RCU nest depth: 0, expected: 0 [ 38.701616][ T10] locks held by kworker/0:1/10: 7, last CPU#0: [ 38.701617][ T10] #0: ff11000005c83340 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 38.701628][ T10] #1: ffa00000000a7d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 38.701632][ T10] #2: ff110000089c4e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 38.701639][ T10] #3: ffffffff8e379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 38.701644][ T10] #4: ffffffff8e379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 38.701648][ T10] #5: ffffffff8e299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 38.701651][ T10] #6: ffffffff8e299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 38.701655][ T10] irq event stamp: 20213 [ 38.701656][ T10] hardirqs last enabled at (20212): [] __down_trylock_console_sem+0x86/0xa0 [ 38.701658][ T10] hardirqs last disabled at (20213): [] console_emit_next_record+0x3d4/0x4c0 [ 38.701661][ T10] softirqs last enabled at (20114): [] unlock_ovpn+0x1e/0x110 [ovpn] [ 38.701664][ T10] softirqs last disabled at (20206): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 38.701668][ T10] Preemption disabled at: [ 38.701668][ T10] [<0000000000000000>] 0x0 [ 38.701675][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 38.701678][ T10] Tainted: [W]=WARN [ 38.701679][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.701681][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 38.701685][ T10] Call Trace: [ 38.701687][ T10] [ 38.701688][ T10] dump_stack_lvl+0x6f/0xa0 [ 38.701694][ T10] __might_resched.cold+0x1fe/0x2c1 [ 38.701699][ T10] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 38.701702][ T10] ? __kmalloc_noprof+0xdb/0x760 [ 38.701707][ T10] __kmalloc_noprof+0x443/0x760 [ 38.701710][ T10] ? alloc_buf.isra.0+0x4b/0x260 [ 38.701715][ T10] ? do_raw_spin_unlock+0x59/0x250 [ 38.701718][ T10] alloc_buf.isra.0+0x4b/0x260 [ 38.701721][ T10] put_chars+0x1e1/0x2f0 [ 38.701724][ T10] ? __send_to_port+0x420/0x420 [ 38.701729][ T10] ? validate_chain+0x34a/0xc20 [ 38.701732][ T10] hvc_console_print+0x292/0x780 [ 38.701736][ T10] ? mark_usage+0x61/0x170 [ 38.701738][ T10] ? __lock_acquire+0x518/0xc20 [ 38.701739][ T10] ? __lock_acquire+0x518/0xc20 [ 38.701743][ T10] ? hvc_write+0x3a0/0x3a0 [ 38.701745][ T10] ? console_emit_next_record+0x1df/0x4c0 [ 38.701748][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.701752][ T10] ? lock_acquire+0x13c/0x160 [ 38.701756][ T10] console_emit_next_record+0x22f/0x4c0 [ 38.701760][ T10] ? devkmsg_read+0x4b0/0x4b0 [ 38.701762][ T10] ? console_flush_one_record+0x106/0x710 [ 38.701765][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.701767][ T10] ? lock_acquire+0x13c/0x160 [ 38.701771][ T10] console_flush_one_record+0x46f/0x710 [ 38.701775][ T10] ? console_emit_next_record+0x4c0/0x4c0 [ 38.701777][ T10] ? __lock_acquire+0x518/0xc20 [ 38.701789][ T10] console_unlock+0xee/0x1f0 [ 38.701791][ T10] ? console_flush_one_record+0x710/0x710 [ 38.701793][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.701796][ T10] ? lock_acquire+0x60/0x160 [ 38.701799][ T10] ? __down_trylock_console_sem+0x5e/0xa0 [ 38.701801][ T10] ? vprintk_emit+0x320/0x3e0 [ 38.701804][ T10] vprintk_emit+0x37c/0x3e0 [ 38.701808][ T10] ? wake_up_klogd_work_func+0x90/0x90 [ 38.701811][ T10] ? arch_stack_walk+0xd7/0x130 [ 38.701816][ T10] _printk+0xc7/0x100 [ 38.701820][ T10] ? snapshot_read.cold+0x21/0x21 [ 38.701821][ T10] ? ret_from_fork_asm+0x11/0x20 [ 38.701826][ T10] ? netdev_name+0x43/0x60 [ 38.701829][ T10] ? __netdev_printk+0x17f/0x1d0 [ 38.701833][ T10] netdev_info+0xe2/0x116 [ 38.701835][ T10] ? netdev_notice+0x120/0x120 [ 38.701836][ T10] ? rcu_read_lock_any_held+0x3c/0x90 [ 38.701840][ T10] ? __lock_acquire+0x518/0xc20 [ 38.701843][ T10] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 38.701846][ T10] ? rcu_read_lock_any_held+0x3c/0x90 [ 38.701850][ T10] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 38.701855][ T10] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 38.701861][ T10] ovpn_peer_remove+0x394/0x640 [ovpn] [ 38.701865][ T10] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 38.701868][ T10] ? __rwlock_init+0x150/0x150 [ 38.701870][ T10] ? mark_held_locks+0x40/0x70 [ 38.701875][ T10] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 38.701879][ T10] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 38.701882][ T10] ? __rwlock_init+0x150/0x150 [ 38.701887][ T10] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 38.701891][ T10] ? process_one_work+0xdfc/0x1560 [ 38.701894][ T10] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 38.701897][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.701899][ T10] ? lock_acquire+0x13c/0x160 [ 38.701901][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.701905][ T10] process_one_work+0xe3e/0x1560 [ 38.701911][ T10] ? __queue_delayed_work+0x470/0x470 [ 38.701914][ T10] ? lock_acquire.part.0+0xd4/0x280 [ 38.701921][ T10] worker_thread+0x4f1/0xd60 [ 38.701925][ T10] ? rescuer_thread+0x1340/0x1340 [ 38.701927][ T10] ? __kthread_parkme+0xbd/0x210 [ 38.701930][ T10] ? rescuer_thread+0x1340/0x1340 [ 38.701933][ T10] ? rescuer_thread+0x1340/0x1340 [ 38.701935][ T10] kthread+0x367/0x460 [ 38.701937][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 38.701940][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 38.701942][ T10] ret_from_fork+0x474/0x6b0 [ 38.701945][ T10] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 38.701949][ T10] ? __switch_to+0x5a3/0xe00 [ 38.701952][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 38.701954][ T10] ret_from_fork_asm+0x11/0x20 [ 38.701962][ T10] [ 38.725864][ T10] tun0: deleting peer with id 3, reason 2 [ 38.726126][ T10] tun0: deleting peer with id 5, reason 2 [ 38.726473][ T10] tun0: deleting peer with id 6, reason 2 [ 43.886795][ T52] tun3: deleting peer with id 3, reason 2 [ 43.886817][ T52] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 43.886819][ T52] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 52, name: kworker/3:1 [ 43.886821][ T52] preempt_count: 202, expected: 0 [ 43.886822][ T52] RCU nest depth: 0, expected: 0 [ 43.886823][ T52] locks held by kworker/3:1/52: 7, last CPU#3: [ 43.886824][ T52] #0: ff11000005c83340 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 43.886835][ T52] #1: ffa000000038fd10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 43.886839][ T52] #2: ff11000020d39e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 43.886846][ T52] #3: ffffffff8e379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 43.886851][ T52] #4: ffffffff8e379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 43.886855][ T52] #5: ffffffff8e299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 43.886859][ T52] #6: ffffffff8e299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 43.886863][ T52] irq event stamp: 44077 [ 43.886863][ T52] hardirqs last enabled at (44076): [] __down_trylock_console_sem+0x86/0xa0 [ 43.886866][ T52] hardirqs last disabled at (44077): [] console_emit_next_record+0x3d4/0x4c0 [ 43.886868][ T52] softirqs last enabled at (44048): [] process_one_work+0xe3e/0x1560 [ 43.886870][ T52] softirqs last disabled at (44066): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 43.886873][ T52] Preemption disabled at: [ 43.886874][ T52] [<0000000000000000>] 0x0 [ 43.886880][ T52] CPU: 3 UID: 0 PID: 52 Comm: kworker/3:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 43.886884][ T52] Tainted: [W]=WARN [ 43.886885][ T52] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.886887][ T52] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.886891][ T52] Call Trace: [ 43.886892][ T52] [ 43.886894][ T52] dump_stack_lvl+0x6f/0xa0 [ 43.886900][ T52] __might_resched.cold+0x1fe/0x2c1 [ 43.886904][ T52] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 43.886908][ T52] ? __kmalloc_noprof+0xdb/0x760 [ 43.886913][ T52] __kmalloc_noprof+0x443/0x760 [ 43.886916][ T52] ? alloc_buf.isra.0+0x4b/0x260 [ 43.886921][ T52] ? do_raw_spin_unlock+0x59/0x250 [ 43.886924][ T52] alloc_buf.isra.0+0x4b/0x260 [ 43.886927][ T52] put_chars+0x1e1/0x2f0 [ 43.886929][ T52] ? prb_final_commit+0x50/0x50 [ 43.886931][ T52] ? __send_to_port+0x420/0x420 [ 43.886935][ T52] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 43.886939][ T52] ? rcu_read_lock_any_held+0x3c/0x90 [ 43.886941][ T52] ? validate_chain+0x38b/0xc20 [ 43.886945][ T52] hvc_console_print+0x292/0x780 [ 43.886948][ T52] ? mark_usage+0x61/0x170 [ 43.886950][ T52] ? __lock_acquire+0x518/0xc20 [ 43.886952][ T52] ? __lock_acquire+0x518/0xc20 [ 43.886955][ T52] ? hvc_write+0x3a0/0x3a0 [ 43.886958][ T52] ? console_emit_next_record+0x1df/0x4c0 [ 43.886961][ T52] ? rcu_is_watching+0x16/0xd0 [ 43.886963][ T52] ? lock_acquire+0x13c/0x160 [ 43.886967][ T52] console_emit_next_record+0x22f/0x4c0 [ 43.886971][ T52] ? devkmsg_read+0x4b0/0x4b0 [ 43.886973][ T52] ? console_flush_one_record+0x106/0x710 [ 43.886976][ T52] ? rcu_is_watching+0x16/0xd0 [ 43.886978][ T52] ? lock_acquire+0x13c/0x160 [ 43.886982][ T52] console_flush_one_record+0x46f/0x710 [ 43.886986][ T52] ? console_emit_next_record+0x4c0/0x4c0 [ 43.886988][ T52] ? __lock_acquire+0x518/0xc20 [ 43.886993][ T52] console_unlock+0xee/0x1f0 [ 43.886996][ T52] ? console_flush_one_record+0x710/0x710 [ 43.886998][ T52] ? rcu_is_watching+0x16/0xd0 [ 43.887000][ T52] ? lock_acquire+0x60/0x160 [ 43.887003][ T52] ? __down_trylock_console_sem+0x5e/0xa0 [ 43.887005][ T52] ? vprintk_emit+0x320/0x3e0 [ 43.887009][ T52] vprintk_emit+0x37c/0x3e0 [ 43.887012][ T52] ? wake_up_klogd_work_func+0x90/0x90 [ 43.887015][ T52] ? __lock_release.isra.0+0x69/0x1a0 [ 43.887019][ T52] _printk+0xc7/0x100 [ 43.887023][ T52] ? snapshot_read.cold+0x21/0x21 [ 43.887024][ T52] ? try_to_wake_up+0x153/0x1130 [ 43.887027][ T52] ? select_fallback_rq+0x510/0x510 [ 43.887029][ T52] ? netdev_name+0x43/0x60 [ 43.887032][ T52] ? __netdev_printk+0x17f/0x1d0 [ 43.887036][ T52] netdev_info+0xe2/0x116 [ 43.887038][ T52] ? netdev_notice+0x120/0x120 [ 43.887043][ T52] ? __queue_work+0x3ab/0xd30 [ 43.887048][ T52] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 43.887053][ T52] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 43.887056][ T52] ? mark_held_locks+0x40/0x70 [ 43.887059][ T52] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 43.887060][ T52] ? lockdep_hardirqs_on+0x91/0x130 [ 43.887066][ T52] ovpn_peer_remove+0x394/0x640 [ovpn] [ 43.887070][ T52] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 43.887072][ T52] ? __rwlock_init+0x150/0x150 [ 43.887074][ T52] ? mark_held_locks+0x40/0x70 [ 43.887079][ T52] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 43.887083][ T52] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 43.887086][ T52] ? __rwlock_init+0x150/0x150 [ 43.887091][ T52] ovpn_peer_keepalive_work+0x389/0x580 [ovpn] [ 43.887095][ T52] ? process_one_work+0xdfc/0x1560 [ 43.887098][ T52] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 43.887101][ T52] ? rcu_is_watching+0x16/0xd0 [ 43.887103][ T52] ? lock_acquire+0x13c/0x160 [ 43.887105][ T52] ? rcu_is_watching+0x16/0xd0 [ 43.887108][ T52] ? process_one_work+0xdfc/0x1560 [ 43.887110][ T52] process_one_work+0xe3e/0x1560 [ 43.887116][ T52] ? __queue_delayed_work+0x470/0x470 [ 43.887119][ T52] ? lock_acquire.part.0+0xd4/0x280 [ 43.887126][ T52] worker_thread+0x4f1/0xd60 [ 43.887130][ T52] ? rescuer_thread+0x1340/0x1340 [ 43.887132][ T52] ? __kthread_parkme+0xbd/0x210 [ 43.887135][ T52] ? rescuer_thread+0x1340/0x1340 [ 43.887138][ T52] ? rescuer_thread+0x1340/0x1340 [ 43.887140][ T52] kthread+0x367/0x460 [ 43.887142][ T52] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 43.887144][ T52] ? kthread_affine_preferred+0x4c0/0x4c0 [ 43.887147][ T52] ret_from_fork+0x474/0x6b0 [ 43.887151][ T52] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 43.887154][ T52] ? __switch_to+0x5a3/0xe00 [ 43.887157][ T52] ? kthread_affine_preferred+0x4c0/0x4c0 [ 43.887160][ T52] ret_from_fork_asm+0x11/0x20 [ 43.887168][ T52] [ 43.950386][ T52] tun4: deleting peer with id 4, reason 2 [ 44.013394][ T10] tun5: deleting peer with id 5, reason 2 [ 44.078382][ T52] tun6: deleting peer with id 6, reason 2